Geologists May Have Just Discovered A New Layer Of Earth's Mantle

March 24, 2015 1:37 PM

8
0

A new study suggests that a previously unknown rocky layer may be lurking about 930 miles beneath our feet -- and evidence suggests that it's significantly stiffer than similar layers, which could help explain earthquakes and volcanic eruptions.

“The Earth has many layers, like an onion,” study co-author Dr. Lowell Miyagi, an assistant professor of geology and geophysics at the University of Utah, said in a written statement. “Most layers are defined by the minerals that are present. Essentially, we have discovered a new layer in the Earth....